Added samsung Exfat 1.2.4

Credits to: ausdim

https://github.com/ausdim
Optimize kernel part 1: Add frandom

by broodplank
Optimize kernel part 2: Optimize slub and disable gentle fair sleepers

By broodplank
Add fast charge from S3 + droidroidz otg patch

By broodplank
cpufreq: Add cpu-boost driver + limit

By broodplank
Led fading + A bit more power

Credits to: vladnosferatu

https://github.com/vladnosferatu